Dotnet.Work

Raspberry Pi 4: usB first!

Published on May 27, 2020.

At the time of this writing the boot-from-usb has just been made available as a Beta feature for the Raspberry Pi 4.

There are a few tutorials on how to activate that feature but I had an additional requirement: Boot from USB first, then boot from SD which requires a few additional steps.

This d...

Displaying Data from HomeMatic Actors on a WebInterface

Published on July 11, 2016.

This tutorial assumes that you already installed and configured FHEM and know how to use AngularJS.

As you might know I use my Raspberry PI to automate tasks at home. I already detect my SmartPhone, and my FitBit and also control my Webcam and Harmony remote using a raspberry and a web...

Detecting Smartphone via Bluetooth on Linux (Raspberry Pi 2)

Published on February 27, 2016.

After detecting my phone using WiFi (which does only work under Marshmallow while the phone is loading or the display is enabled) and detecting the fitbit device I came back to my original task to detect my phone using Bluetooth.

While there are many documents out there that describe this...

Tracking fitbit presence under Linux (Raspberry Pi 2)

Published on February 27, 2016.

As I wrote before I track the presence of my smartphone using WiFi. Since Android Marshmellow this doesn't work anymore, because when switching to idle mode, the WiFi is disconnected. The easiest way to get around this issue would be to use Bluetooth instead. And in fact: I already decided to go th...

Control your Harmony Hub with a Raspberry Pi (Linux)

Published on January 15, 2016.

So my surveillance cam now only records when I am not at home. But what if I forget to turn off the TV? That should happen automaticly, too! But fear not: There is a solution - at least if you own a harmony hub. With the help of the "HarmonyHubControl" - tool (written in c++) this is done quite eas...

Switching the LED of a surveillance cam on and off using Linux

Published on January 15, 2016.

I already wrote a script on my Raspberry that starts and stops the surveillance mode of my camera using the "Surveillance Station" on the Synology DiskStation. Now I wanted to extend that tool and light the LEDs of the cam when it is recording and turning them off if it isn't.

This has two reaso...

Automate your Synology Surveillancestation with some simple Linux - commands

Published on January 7, 2016.

I own a Synology diskstation which has the "surveillance station" on board which records content from any LAN (or WiFi)-enabled webcam and sends an alarm when someone is moving at my home. It is possible to enter time schedules when the camera should be enabled and when it shouldn't. But that does n...